442134640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{6917}}^1$

素因数の和:6994

約数の個数: 80

約数和(自身を含む): 1111750272

約数和(自身を除く): 669615632

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 170, 188, 235, 272, 340, 376, 470, 680, 752, 799, 940, 1360, 1598, 1880, 3196, 3760, 3995, 6392, 6917, 7990, 12784, 13834, 15980, 27668, 31960, 34585, 55336, 63920, 69170, 110672, 117589, 138340, 235178, 276680, 325099, 470356, 553360, 587945, 650198, 940712, 1175890, 1300396, 1625495, 1881424, 2351780, 2600792, 3250990, 4703560, 5201584, 5526683, 6501980, 9407120, 11053366, 13003960, 22106732, 26007920, 27633415, 44213464, 55266830, 88426928, 110533660, 221067320, 442134640]

約数ペア:

[(1, 442134640), (2, 221067320), (4, 110533660), (5, 88426928), (8, 55266830), (10, 44213464), (16, 27633415), (17, 26007920), (20, 22106732), (34, 13003960), (40, 11053366), (47, 9407120), (68, 6501980), (80, 5526683), (85, 5201584), (94, 4703560), (136, 3250990), (170, 2600792), (188, 2351780), (235, 1881424), (272, 1625495), (340, 1300396), (376, 1175890), (470, 940712), (680, 650198), (752, 587945), (799, 553360), (940, 470356), (1360, 325099), (1598, 276680), (1880, 235178), (3196, 138340), (3760, 117589), (3995, 110672), (6392, 69170), (6917, 63920), (7990, 55336), (12784, 34585), (13834, 31960), (15980, 27668)]